The US sees prisons across the Middle East and West Africa as key fronts in the war against extremism, and believes the world would be a safer place if they were run the American way. But is the US’s much-criticized prison system really a good model for others? Doug Bock Clark visited Cañon City, Colorado, to find out.

When Boko Haram snatched 276 schoolgirls from a school in Nigeria, their families led a global campaign to bring them back. Two years on, distraught relatives live in hope they will return, but also fear that they may have lost their daughters to the group’s brainwashing. Monica Mark reports from Abuja for BuzzFeed News.

A look inside the Nigerian terror group finds crumbling morale, with its own fighters struggling to feed themselves — while trying to raise an army of recruits to be unleashed as bombers. Monica Mark reports from Yola for BuzzFeed News.

The Islamist group Boko Haram kidnapped 276 schoolgirls last year — and more than 200 are still missing. Marches took place in Nigeria and across Europe on Tuesday and more are scheduled in the U.S. later in the day.